351363631664 has 20 divisors (see below), whose sum is σ = 696598829256. Its totient is φ = 171596191872.

The previous prime is 351363631643. The next prime is 351363631673. The reversal of 351363631664 is 466136363153.

It is a super-2 number, since 2×351363631664² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255350789 + ... + 255352164.

Almost surely, 2^351363631664 is an apocalyptic number.

It is an amenable number.

351363631664 is a deficient number, since it is larger than the sum of its proper divisors (345235197592).

351363631664 is a wasteful number, since it uses less digits than its factorization.

351363631664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510703004 (or 510702998 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 47.

The spelling of 351363631664 in words is "three hundred fifty-one billion, three hundred sixty-three million, six hundred thirty-one thousand, six hundred sixty-four".